Friday, January 21, 2011

Getting back in to it

Oh, hey there.

I've crawled back out of my cave to discuss something I'm going to try with my modular. I've ordered an envelope follower. For those of you that don't know what this is, picture the amplitude and shape of a noise wave. For example, if you opened a sample of an 808 kick drum in Soundforge, for instance, you'd see what looks like a comet of sorts...a bulge of volume on the left side trailing to a pointed tail at the right.

An envelope follower converts the amplitude of incoming sound into a control voltage for use elsewhere, such as the cutoff of a filter.

I'm going to try and make my acid 'talk'. I know it sounds silly, but I'm going to route my 303 through a band-pass filter (a filter that rejects high and low frequencies) and control the cutoff frequency with output from the envelope follower. I'll send spoken voice audio into the envelope follower.

This is either going to be wildly awesome or expensively stupid.

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